Messages in this thread | | | Date | Sun, 03 Dec 2006 08:05:28 -0500 | From | Jeff Garzik <> | Subject | Re: [PATCH 2.6.19 1/3] sata_promise: PHYMODE4 fixup |
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Mikael Pettersson wrote: > This patch adds code to fix up the PHYMODE4 "align timing" > register value on second-generation Promise SATA chips. > Failure to correct this value on non-x86 machines makes > drive detection prone to failure due to timeouts. (I've > observed about 50% detection failure rates on SPARC64.) > > The HW boots with a bad value in this register, but on x86 > machines the Promise BIOS corrects it to the value recommended > by the manual, so most people have been unaffected by this issue. > > After developing the patch I checked Promise's SATAII driver, > and discovered that it also corrects PHYMODE4 just like this > patch does. > > This patch depends on the sata_promise SATAII updates > patch I sent recently. > > Signed-off-by: Mikael Pettersson <mikpe@it.uu.se>
applied
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